Contents of /trunk/mkinitrd-magellan/klibc/usr/dash/mail.c
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Sat Sep 1 22:45:15 2007 UTC (16 years, 9 months ago) by niro
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Sat Sep 1 22:45:15 2007 UTC (16 years, 9 months ago) by niro
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File size: 3182 byte(s)
-import if magellan mkinitrd; it is a fork of redhats mkinitrd-5.0.8 with all magellan patches and features; deprecates magellan-src/mkinitrd
1 | /*- |
2 | * Copyright (c) 1991, 1993 |
3 | * The Regents of the University of California. All rights reserved. |
4 | * Copyright (c) 1997-2005 |
5 | * Herbert Xu <herbert@gondor.apana.org.au>. All rights reserved. |
6 | * |
7 | * This code is derived from software contributed to Berkeley by |
8 | * Kenneth Almquist. |
9 | * |
10 | * Redistribution and use in source and binary forms, with or without |
11 | * modification, are permitted provided that the following conditions |
12 | * are met: |
13 | * 1. Redistributions of source code must retain the above copyright |
14 | * notice, this list of conditions and the following disclaimer. |
15 | * 2. Redistributions in binary form must reproduce the above copyright |
16 | * notice, this list of conditions and the following disclaimer in the |
17 | * documentation and/or other materials provided with the distribution. |
18 | * 3. Neither the name of the University nor the names of its contributors |
19 | * may be used to endorse or promote products derived from this software |
20 | * without specific prior written permission. |
21 | * |
22 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
23 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
24 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
25 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
26 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
27 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
28 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
29 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
30 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
31 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
32 | * SUCH DAMAGE. |
33 | */ |
34 | |
35 | /* |
36 | * Routines to check for mail. (Perhaps make part of main.c?) |
37 | */ |
38 | #include <sys/types.h> |
39 | #include <sys/stat.h> |
40 | #include <stdlib.h> |
41 | |
42 | #include "shell.h" |
43 | #include "nodes.h" |
44 | #include "exec.h" /* defines padvance() */ |
45 | #include "var.h" |
46 | #include "output.h" |
47 | #include "memalloc.h" |
48 | #include "error.h" |
49 | #include "mail.h" |
50 | #include "mystring.h" |
51 | |
52 | |
53 | #define MAXMBOXES 10 |
54 | |
55 | /* times of mailboxes */ |
56 | static time_t mailtime[MAXMBOXES]; |
57 | /* Set if MAIL or MAILPATH is changed. */ |
58 | static int changed; |
59 | |
60 | |
61 | |
62 | /* |
63 | * Print appropriate message(s) if mail has arrived. If changed is set, |
64 | * then the value of MAIL has changed, so we just update the values. |
65 | */ |
66 | |
67 | void |
68 | chkmail(void) |
69 | { |
70 | const char *mpath; |
71 | char *p; |
72 | char *q; |
73 | time_t *mtp; |
74 | struct stackmark smark; |
75 | struct stat64 statb; |
76 | |
77 | setstackmark(&smark); |
78 | mpath = mpathset() ? mpathval() : mailval(); |
79 | for (mtp = mailtime; mtp < mailtime + MAXMBOXES; mtp++) { |
80 | p = padvance(&mpath, nullstr); |
81 | if (p == NULL) |
82 | break; |
83 | if (*p == '\0') |
84 | continue; |
85 | for (q = p ; *q ; q++); |
86 | #ifdef DEBUG |
87 | if (q[-1] != '/') |
88 | abort(); |
89 | #endif |
90 | q[-1] = '\0'; /* delete trailing '/' */ |
91 | if (stat64(p, &statb) < 0) { |
92 | *mtp = 0; |
93 | continue; |
94 | } |
95 | if (!changed && statb.st_mtime != *mtp) { |
96 | outfmt( |
97 | &errout, snlfmt, |
98 | pathopt ? pathopt : "you have mail" |
99 | ); |
100 | } |
101 | *mtp = statb.st_mtime; |
102 | } |
103 | changed = 0; |
104 | popstackmark(&smark); |
105 | } |
106 | |
107 | |
108 | void |
109 | changemail(const char *val) |
110 | { |
111 | changed++; |
112 | } |